5.Many southerners used the states' right doctrine to support the position that individual states had the right to they opposed a. nullify any federal law
b. amend trade restrictions
c. appeal electoral outcomes
d. veto executive appointments

Telling your brain to slow down and focusing on details are crucial activities in which positive study habit?

Which of the following was a key accomplishment of the people of songhai? a. they had a strong military and became the largest empire in west africa. b. they established a center of islamic scholarship. c. they worked with iron and prospered from the gold-salt trade. d. they dominated in the trade of ivory, enslaved people, and animal skins.

Pedestrians, cyclists, skateboarders, and highway construction workers are know as?